Maths : Algebra: Book Back, Exercise, Example Numerical Question with Answers, Solution : Exercise 3.2: Value and Zeros of a Polynomial

**Exercise 3.2**

**1. Find the value of the polynomial f
**

**(i) y = 1**

**2. If p(x) = x^{2}–
2√2x +1, find p(2√2) .**

**3. Find the zeros of the polynomial in
each of the following :**

**(i) p(x) = x – 3**

**4. Find the roots of the polynomial equations
.**

**(i) 5 x – 6 = 0**

**(ii) x
**

**(iii) 10 x + 9 = 0**

**(iv) 9 x – 4 = 0**

**5. Verify whether the following are zeros
of the polynomial indicated against them, or not.**

**(i) p (x) = 2x − 1, x = 1/2 (ii) p(x) =
x^{3} − 1, x = 1 (iii) p(x) = ax + b, x = − b/a (iv) p(x) = ( x + 3) (x – 4), x = 4 , x = –3 **

**6. Find the number of zeros of the following
polynomials represented by their graphs.**

Solution:

Tags : Numerical Problems with Answers, Solution | Algebra | Maths , 9th Maths : UNIT 3 : Algebra

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9th Maths : UNIT 3 : Algebra : Exercise 3.2: Value and Zeros of a Polynomial | Numerical Problems with Answers, Solution | Algebra | Maths

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